Wrench



FIG. 1 is a diagrammatic perspective view of a wrench showing my new design, the hand shown in broken lines is for illustrative purposes only and forms no part of the claimed design;

FIG. 2 is a top plan view of the wrench;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevational view thereof, the left side view being a mirror image of the right side view;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a front elevational view thereof. 

The ornamental design for a wrench, as shown and described. 